CN103930007B - Not there is electric meal pressure cooker and the pressure cooker of rubber packing - Google Patents

Not there is electric meal pressure cooker and the pressure cooker of rubber packing Download PDF

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Publication number
CN103930007B
CN103930007B CN201280055803.6A CN201280055803A CN103930007B CN 103930007 B CN103930007 B CN 103930007B CN 201280055803 A CN201280055803 A CN 201280055803A CN 103930007 B CN103930007 B CN 103930007B
Authority
CN
China
Prior art keywords
interior pot
pressure cooker
sealing component
sealing
component
Prior art date
Application number
CN201280055803.6A
Other languages
Chinese (zh)
Other versions
CN103930007A (en
Inventor
金雨龙
Original Assignee
金雨龙
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to KR10-2011-0093046 priority Critical
Priority to KR1020110093046A priority patent/KR101166253B1/en
Priority to KR1020120053161A priority patent/KR101225101B1/en
Priority to KR10-2012-0053161 priority
Priority to KR20120092488 priority
Priority to KR10-2012-0092488 priority
Priority to KR10-2012-0099466 priority
Priority to KR1020120099466A priority patent/KR101256993B1/en
Application filed by 金雨龙 filed Critical 金雨龙
Priority to PCT/KR2012/007339 priority patent/WO2013039332A2/en
Publication of CN103930007A publication Critical patent/CN103930007A/en
Application granted granted Critical
Publication of CN103930007B publication Critical patent/CN103930007B/en

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00Cooking-vessels
    • A47J27/08Pressure-cookers; Lids or locking devices specially adapted therefor
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00Cooking-vessels
    • A47J27/08Pressure-cookers; Lids or locking devices specially adapted therefor
    • A47J27/0804Locking devices
    • A47J27/0806Locking devices of the bayonet-type
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00Cooking-vessels
    • A47J27/08Pressure-cookers; Lids or locking devices specially adapted therefor
    • A47J27/09Safety devices including the pressure indicators

Abstract

The present invention relates to a kind of electric meal pressure cooker without rubber packing, and the present invention relates to so a kind of electric meal pressure cooker or rather, this electric meal pressure cooker comprises a main body cover, and this main body cover has an open top, stew in one, this interior pot is arranged in this main body cover, and a lid, this lid is with in hinge-coupled to this main body cover and the open top be arranged to for covering this main body cover, wherein this interior pot has and is circumferentially arranged on the multiple flange portions on an one top section with predetermined space, and there is the inclined surface of the taper formed on its top, and this lid comprises: a containment member, the sealing component wherein heart has a circular port, be positioned on this pot, and there is a basal surface, this basal surface to be positioned on this pot and to contact this pot and be formed to correspond to the top of this pot, and an internal lid, have one in this internal lid and receive space, sealing component can move vertically in this reception space, and the inner surface in this reception space is configured for the tight seal maintained with the peripheral end portion of sealing component.The inclined surface of this interior pot inwards becomes cone, sealing component has a bending part to contact the inclined surface of this interior pot and the inner surface of this internal lid, and a part of this inclined surface of contact of this bending part is formed a sealing surfaces, sealing surface corresponds to this inclined surface in shape, makes the steam produced in cooking process pass this circular port like this and extrudes sealing component downwards thus maintain the tight seal with this interior pot.

Description

Not there is electric meal pressure cooker and the pressure cooker of rubber packing

Technical field

The present invention relates to a kind of electric meal pressure cooker and the pressure cooker without rubber packing, and the present invention relates to that not there is rubber packing, that there is following structure electric meal pressure cooker and pressure cooker or rather, prevent the discharge of steam of interior pot (innerpot) to outside in the structure shown here and do not use rubber packing.

Background technology

The use of electricity meal pressure cooker is by vague generalization, wherein the food such as rice to be generally accommodated in one in pot and in this, pot is placed stably in a main body, and the hot plate that the basal surface close contact of interior pot is provided in main body, and the inside of interior pot is heated to a high-temperature high-pressure state by this hot plate, thus cooking food.

These electric meal pressure cookers can be divided into directly heating one class and eddy-current heating one class according to heating means.

In direct-heating type electricity meal pressure cooker, the heater coil be arranged in the base section of this interior pot and exterior side surfaces is heated by receiving electric power, thus directly heats this interior pot so that culinary art and being incubated.

In induction heating type electricity meal pressure cooker, receive electric power and produce faradic induction coil be provide as a thermal source component and this interior pot heat can be provided to make with the material carrying out cooking and being incubated by this induced-current by a kind of.

As mentioned above, these direct-heating type electricity meal pressure cookers and these induction heating types electricity meal pressure cooker are different from each other.But in its configuration aspects, some elements only having the inside forming this main body cover are different from each other, and all the other components comprising lid are all identical.

Direct-heating type electricity meal pressure cooker and induction heating type electricity meal pressure cooker be formed with a main body cover 1 separately generally, be stably placed in this main body cover 1 in one pot 70 and a lid 3, this lid with hinge-coupled on the top section of this main body cover 1.

This main body cover 1 comprises the various electric installation for heating interior pot 70 and supports a gripper shoe 5 of this interior pot 70.

At this, this interior pot 70 has one for the cylindrical receiver space 71 that receives cereal and the multiple connecting flanges 72 formed along the periphery on the top in this reception space 71.

This lid 3 is formed: an external cap 10, for hinge-coupled to this main body cover 1; A lock cell 20, the handles 21 that this lock cell is connected on groove 13 by the handle being attached to this external cap 10 operates; An internal lid 30, the base section that this internal lid is attached to this external cap 10 guides the operation of this lock cell 20; A locking ring 40, the base section that this locking ring is attached to this internal lid 30 is controlled by this lock cell 20; A top section heating plate 50, this top section heating plate to be attached in the base portion office of this locking ring 40 in handle axle 22 and at this locking ring 40 of rotation status lower support; And a liner 60, this liner is inserted in the gasket groove 52 that the basal surface of this top section heating plate 50 is formed to maintain the tight seal of this interior pot 70.

This external cap 10 comprises: a hinge fraction 11, to be attached on this main body cover 1 on the end that this hinge fraction is formed in rear surface; A steam discharging portion, to discharge high steam on the rear side that this steam discharging portion is formed in top surface; One handles connects groove, and this handle connects on front side that groove is formed in this top surface to connect this handle 21; And one is opened button 14, this open be formed in front surface button-springly end on so that from uncap 3 this main body cover 1.

This lock cell 20 is formed: a handles 21, and the handle that this handle is attached to this external cap 10 connects on groove 13, this handle axle 22, and this handle axle is formed the base section of a predetermined length of this handle 21; Have to be arranged on the head gasket 23 in this handle axle 22 and bottom gasket 24; And an arm member 25, this arm member is attached in this handle axle 22 by this head gasket 23 and bottom gasket 24.

At this, this arm member 25 by a plate is bent twice formation with right angle bending at every turn, and the axle groove 25a formed on a side to be attached in this handle axle 22 and one of this locking ring 40 connect protuberance 41 and be attached on a protuberance groove 25b being formed on another side of this arm member 25.

The top end surface of this internal lid 30 defines: the protuberance groove part 31 supporting this handle axle 22, this arm member 25 is attached in this handle axle; A pipeline penetrates groove 32, and an electromagnetic valve pipeline (not shown) and pressure pendulum valve pipeline (not shown) are penetrated into this pipeline and penetrate in groove; And a guide recess 33, the protuberance unit 41 of this locking ring 40 to be inserted in this guide recess and to rotate with a predetermined angular.

This locking ring 40 be formed toroidal, top side end surface and bottom side end surfaces separately on there is a flange and there is the inner surface of an opening.This locking ring 40 there is the multiple connection groove 42 corresponding with the connecting flange 72 of interior pot 70 on the inner circumferential surface of bottom part and tip portion, the position with the flange be positioned on this top end surface has a ledge 41.

On a plate with a depression with desired depth, this top section heating plate 50 has an axle fastening part 51, and this axle fastening part is formed to need to be connected with this handle axle 22; And a gasket groove 52, to allow this liner 60 to be inserted on the periphery that this gasket groove is formed in this basal surface.

At this, this top section heating plate 50 plays the work of flashboard in order to maintain the tight seal of this interior pot 70.

Now by according to prior art according to as mentioned above and the assembling process of the electric meal pressure cooker formed makes an explanation.

First, by this external cap 10 with hinge-coupled on this main body cover 1.

Then, handle 21 is attached to the handle formed in this external cap 10 to connect on groove 13.This head gasket 23, this arm member 25 and this bottom gasket 24 are connected in successively and penetrate in the handle axle 22 of this external cap 10.

Then, this internal lid 30 has been connected.This electromagnetic valve pipeline (not shown) and this pressure pendulum valve pipeline (not shown) and this handle axle 22 penetrate groove 32 respectively with this pipeline and this protuberance groove part 31 connects and penetrates accordingly wherein.

Then, when connecting this locking ring 40, this ledge 41 is made to penetrate the guide recess 33 of this internal lid 30 and insert in the protuberance groove 25b of this arm member 25.

Then, this handle axle 22 is attached on the axle fastening part 51 of formation on this top section heating plate 50.

At this, this axle fastening part 51 and this handle axle 22 are connected this handle axle 22 is rotated.

Finally, this liner is attached on the gasket groove 52 formed on the base section of this top section heating plate 50.

At this, make an explanation to the operation of the prior art with assembling process as above now.

If the lid 3 formed by this assembling process is pent, then the connection groove 42 of this locking ring 40 and the connecting flange 72 of this interior pot 70 do not disturb each other.This state is also this lid 3 state that can freely open or close and is the state for being incubated cooked food.

Meanwhile, when cooking, need high temperature and the Prssure lock cell 20 that can bear the appearance when cooking.In the operation of the lock cell 20 according to this point, if the handle 21 be attached on the top section of this external cap 10 rotates with a predetermined angular on this locking direction, the arm member 25 be then attached in this handle axle 22 rotates, and if the ledge 41 being inserted in this locking ring 40 among protuberance groove 25b that the other end of this arm member 25 is formed rotates along this guide recess 33, then this locking ring 40 rotates, just as it is wrapped on the excircle of this interior pot 70.If the connecting flange 72 of this interior pot 70 enters completely in this lock cell 43 except the connection groove 42 of this locking ring 40, then complete this rotation and this lock cell 20 can bear completely HTHP culinary art under pressure.

After completing culinary art, can to discharge this lock-out state simply according to the reverse order of said method.

Have a liner according to the meal pressure cooker of prior art, this liner is made up of elastomeric material and is arranged on the base section of this top section heating plate to prevent the discharge of steam produced in this cooking process to outside.But, this liner be made up of elastomeric material and therefore can easily wear and tear when this lid of opening and closing repeatedly.Due to this wearing and tearing, change the maintenance cost increase that this liner causes.

Further, the steam produced from the food of cooking contacts this liner and becomes water droplet and fall on food.Long-time used and worn out liner inherently pollutant and contact the steam of this pollutant equally may be contaminated.Specifically be used as liner, synthetic resin material such as rubber can produce environmental hormone and also be undesirable in healthy.

Detailed description of the present invention

Technical problem

The invention provides a kind of electric meal pressure cooker without rubber packing, in this electric meal pressure cooker, the steam produced in cooking process is not emitted when there is no rubber packing, and therefore do not need frequently change rubber packing and save maintenance cost, and do not become water droplet with steam after contacting rubber packing and flow back into problem relevant in food, this provide the advantage of health aspect.

Technical scheme

According to an aspect of the present invention, provide a kind of electric meal pressure cooker without rubber packing, this pressure cooker comprises: a main body cover with an open top, be arranged in this main body cover and stew, and a lid, this lid is with in hinge-coupled to this main body cover and the open top be arranged to for covering this main body cover, and wherein this interior pot comprises: to be arranged on the multiple flange portions on a top section of this interior pot with predetermined space along the circumferencial direction of this interior pot, and the inclined surface of the taper formed on the top of this interior pot, and this lid comprises: a containment member, the sealing component wherein heart has a circular port and to be positioned on this pot and to have a basal surface, and this basal surface is positioned on this pot and contacts this pot and be formed to correspond to the top of this pot, and an internal lid, there is in this internal lid one and receive space, sealing component moves vertically in this reception space and the inner surface in this reception space is configured for the tight seal maintained with the peripheral end portion of sealing component, and the inclined surface of this interior pot inwards becomes cone, and sealing component has a bending part to contact the sloping portion of this interior pot and the inner surface of this internal lid, and the part contacting this inclined surface of this bending part is formed a sealing surfaces, sealing surface corresponds to this inclined surface in shape, make the steam produced in cooking process pass this circular port like this and extrude sealing component downwards thus maintain the tight seal with this interior pot.

Advantageous effect

According to this electric meal pressure cooker, being arranged for does not have on the relevant lid of rubber packing separately and a containment member that can be attached in a sealing-tight manner on the top of interior pot can prevent the discharge of steam produced in cooking process to outside.Correspondingly, do not need change rubber packing frequently and save maintenance cost.

Further, because the discharge of steam using the containment member be made up of metal material to prevent from producing in cooking process when not having rubber packing is to outside, the advantage of health aspect is provided with.

Accompanying drawing explanation

Fig. 1 is the cross sectional view of a kind of electric meal pressure cooker according to prior art;

Fig. 2 is the decomposition diagram of the critical piece shown in Fig. 1;

Fig. 3 is the cross sectional view of a kind of electric meal pressure cooker according to exemplary embodiment of the present invention;

Fig. 4 shows a diagram of the operation of the electric meal pressure cooker shown in Fig. 3;

Fig. 5 is the cross sectional view of the electric meal pressure cooker according to another exemplary embodiment of the present invention;

Fig. 6 is the cross sectional view of the electric meal pressure cooker according to another exemplary embodiment of the present invention;

Fig. 7 shows a diagram of the operation of the electric meal pressure cooker shown in Fig. 6;

Fig. 8 and Fig. 9 is the cross sectional view of the electric meal pressure cooker according to another exemplary embodiment of the present invention;

Figure 10 is a kind of decomposition diagram without the pressure cooker of rubber packing according to another exemplary embodiment of the present invention;

Figure 11 shows a perspective view of state after the assembling of the pressure cooker shown in Figure 10;

Figure 12 is the decomposition diagram of the critical piece of the pressure cooker shown in Figure 10;

Figure 13 shows a perspective view of state after the assembling of the critical piece shown in Figure 12;

Figure 14 shows the XIV-XIV cross sectional view of the critical piece shown in Figure 13;

Figure 15 shows the XV-XV cross sectional view of the pressure cooker shown in Figure 11;

Figure 16 shows the diagram without the cooking process of the pressure cooker of rubber packing shown in Figure 15;

Figure 17 shows the diagram without the operating process of the pressure cooker of rubber packing shown in Figure 16;

Figure 18 is a kind of diagram without the pressure cooker of rubber packing according to another exemplary embodiment of the present invention;

Figure 19 shows a diagram of the operation of the pressure cooker shown in Figure 18; And

Figure 20 is a kind of diagram without the pressure cooker of rubber packing according to another exemplary embodiment of the present invention.

Optimal mode

The electric meal pressure cooker according to one exemplary embodiment of the present invention is explained now with reference to accompanying drawing.

Electric meal pressure cooker according to this embodiment has: a main body cover, and this main body cover has an open top; Be arranged in this main body cover and stew 100; And a lid 110, this lid is with in hinge-coupled to this main body cover and the open top be arranged to for covering this main body cover.The external cap of this main body cover and this lid 110 be similar to of the prior art these, and therefore will description is omitted.Further, omission is heated this interior heating unit of pot 100 and detailed description of associated components to being used for.

This interior pot 100 has to be arranged in this main body cover and be hold rice and water so that a container of culinary art and have a kind of shape with open top.On the top section of interior pot 100, provide circumferentially with multiple flange portions 101 of arranged at predetermined intervals.These flange portions 101 have a kind of shape outwardly and need to be locked to a structure on a locking rotating body 160.

The top of interior pot 100 has the inclined surface 102 of a taper.The inclined surface 102 of this taper is inwards formed.Specifically, this inclined surface 102 be circumferentially formed continuously on the top of interior pot 100 and there is a kind of shape inwards tilted from top to bottom.

Lid 110 comprises a containment member 120, internal lid 130, Elastic Biasing Member 140, anti-separation component 150 and a locking rotating body 160.

Sealing component 120 has a circular port 121 at the center of sealing component 120 and is placed stably on interior pot 100.Sealing component 120 to be disposed on interior pot 100 and this basal surface contacting this interior pot is formed to have a kind of shape corresponding with the top of interior pot 100.Specifically, sealing component 120 entirety has annular shape and has a bending part 122 along its periphery, and this bending part is with right angle bending twice.This bending part 122 contacts the inclined surface 102 of interior pot 100 and the inner lateral surfaces 132 of this internal lid 130.This bending part 122 defines a sealing surfaces 123 with the shape corresponding with this inclined surface 102 towards this inclined surface 102 part.

Specifically, sealing surface 123 has a kind of shape tilted from top side to bottom side inwardly.Meanwhile, on the top surface of the periphery of sealing component, define the first groove 124 that is made into spill.One end of this Elastic Biasing Member 140 can stably be placed on this first groove 124.

Further, in sealing component 120, first hole 125 penetrated vertically between top surface and basal surface can be provided.This anti-separation component 150 can be placed through this first hole 125.

Meanwhile, sealing component 120 can be can etch-proof any metal material and can be stainless steel.But, be not limited thereto, various metal material and ceramic material can be used.

This internal lid 130 entirety has disc-like shape and the periphery of this internal lid 130 bends downwards.

In this internal lid 130, can be provided for measuring the steam pressure that produces in cooking process or for after completing culinary art by discharge of steam to an outside structure, but will detailed explanation be omitted.

Provide one and receive space 131, sealing component 120 to be inserted in this reception space in internal lid 130 and can to move vertically.The end of the inner lateral surfaces in this reception space 131 and the periphery of sealing component 120 is formed for maintaining tight seal.

Specifically, the interior diameter in the reception space 131 of sealing component 120 is made into the overall diameter equaling sealing component 120, and these make to leak to outside steam through the space sealing component 120 and this internal lid 130 and are reduced to minimum.

In this internal lid 130, therefore the position of the first groove 124 corresponding to sealing component 120 is provided with second groove 133 and, and the other end of this Elastic Biasing Member 140 to insert in this second groove 133 and is stably placed on wherein.

Further, on the position in the first hole 125 corresponding to sealing component 120, a groove 134 is provided and the anti-separation component 150 therefore penetrating this first hole 125 is attached on this groove 134.Meanwhile, the inner circumferential surface of this groove 134 defines screw thread, and this anti-separation component 150 is tightened to be attached on this groove 134.

This Elastic Biasing Member 140 is flexibly biased sealing component 120 and is be disposed between sealing component 120 and this internal lid 130 on the direction contrary with this internal lid 130.Specifically, a compression helical spring can be provided as this Elastic Biasing Member 140, but the present embodiment be not limited thereto and can use can elasticity recover various structures.One end of this Elastic Biasing Member 140 can be placed in the first groove 124 of sealing component 120 and the other end can be placed in the second groove 133 of this internal lid 130.

This anti-separation component 150 is used to prevent sealing component 120 and this internal lid 130 are separated into more farther than preset distance and specifically prevent sealing component 120 to be separated completely with this internal lid 130.This anti-separation component 150 has screw thread and can have a kind of shape of pin on bottom, and the diameter of the head that this pin has is greater than the diameter of body.By the head of this anti-separation component 150 being placed on downside, this anti-separation component 150 penetrates this first hole 125 and the end of this separating member 150 is attached on this second groove 134.Sealing component 120 can be supported by the head of this anti-separation component 150.

By rotating relative to interior pot 100, this locking rotating body 160 can be optionally locked on these flange portions 101.This locking rotating body 160 can be rotated relative to this interior pot 100 by known rotary unit, and according to this direction of rotation, this locking rotating body 160 can be locked on these flange portions 101 or unlock from it.

Now the operation of the electric meal pressure cooker to this exemplary embodiment according to the present invention is made an explanation.

First, food such as rice and water to be placed in interior pot 100 and to close this lid 110.Specifically, after covering by this external cap, rotate this locking rotating body 160 and be locked on these flange portions 101 of this interior pot 100 to make this locking rotating body 160.Meanwhile, the periphery of this interior pot 130 be positioned in these flange portions 101 top surface on and sealing component 120 contact with the inclined surface 102 of interior pot 100 and the inner lateral surfaces 132 of internal lid 130.

Meanwhile, because sealing component 120 is biased by a spring, the tight seal with interior pot 100 can be maintained.Meanwhile, the sealing surfaces 123 of sealing component 120 is in close contact with the inclined surface 102 of interior pot 100 thus maintains tight seal.

When cooking, as shown in Figure 4, steam is created.The steam produced starts to extrude sealing component 120.Specifically, sealing component 120 be squeezed into downwards make sealing component 120 fully and this interior pot 100 maintain tight seal.Further, the inner lateral surfaces 132 of this internal lid 130 of the ends contact of sealing component 120 thus maintain tight seal, and therefore the discharge of steam can be minimized.

Like this, electric meal pressure cooker according to this embodiment of the invention maintains tight seal by using sealing component 120 when the rubber packing that neither one is separated.Correspondingly, the worry for the replacing caused owing to using for a long time is few, and therefore saves maintenance cost.

Further, can avoid polluting relevant problem with the possible environmental hormone produced by rubber packing or the water droplet produced causes because steam contacts the rubber packing be corroded health.

The electric meal pressure cooker without rubber packing according to the present invention can be modified as follows.

As shown in Figures 6 and 7, the electric meal pressure cooker according to another exemplary embodiment of the present invention has: a main body cover, and this main body cover has an open top; Be arranged in this main body cover and stew 200; And a lid 210, this lid is with in hinge-coupled to this main body cover and the open top be arranged to for covering this main body cover.The external cap of this main body cover and this lid 210 be similar to of the prior art these, and therefore will description is omitted.Further, omission is heated this interior heating unit of pot 200 and detailed description of associated components to being used for.

This interior pot 200 to need to be disposed in this main body cover and is hold rice and water so that a container of culinary art and have a kind of shape with open top.On the top section of this interior pot 200, provide circumferentially with multiple flange portions 201 of arranged at predetermined intervals.These flange portions 201 have a kind of shape outwardly and need to be locked to a structure on a locking rotating body 260.

The inner circumferential surface 202 on the top of this interior pot 200 is formed towards Nei Bao 200 center downward-sloping, makes the containment member 220 be disposed in interior pot 200 can easily insert in this interior pot 200 like this.This inner circumferential surface 202 on this top through sphering process, sealing component 220 successfully to be inserted in this interior pot 200.Specifically, the inner circumferential surface 202 on this top is formed to make the first component 221 of sealing component 220 easily to insert.

This lid 210 comprises sealing component 220, internal lid 230, Elastic Biasing Member 240, dismountable coupling member 250 and a locking rotating body 260.

Sealing component 220 has a sealing protuberance 222E on the periphery of sealing component 220, and sealing protuberance is outstanding downwards so that the top surface of the interior pot 200 of contact; And sealing component has a hole 220B at its center, this hole penetrates sealing component 220 between the top surface and basal surface of sealing component 220.Sealing component 220 comprises this first component 221 and a second component 222, in this first component inserts in pot 200, and this second component connect with this first component 221 and formed integrally, to be exposed to outside interior pot 200 and to have on the basal surface of the periphery of this second component 222 and seal protuberance 222E.

Sealing component 220 entirety has disc-like shape and has an a connection holes 220A and hole 220B in center, insert a screw in this connection holes, this screw is this dismountable connection unit 250 and this hole 220B arranges around this connection holes 220A and allows steam to flow in seal cavity S.

This second component 222 comprises: a disc-shaped part 222A with disc-like shape; A first extension 222B, this first extension be from outward extending and its basal surface of this disc-shaped part 222A be top surface towards this interior pot 200; A bending part 222C upwards bent from this first extension 222B; And one from the outward extending second extension 222D of this bending part 222C.

Sealing space S is defined by the top surface of this bending part 222C and this disc-shaped part 222A.Specifically, sealing space S is the space formed by the top surface of this bending part 222C, this disc-shaped part 222A and this internal lid 230, and the steam that passing hole 220B flows into be sealed in sealing space S and and external environment.

Now, the sectional area of top surface that contact through the hole 220B steam flowed in sealing space S, sealing component 220 is greater than the sectional area of basal surface that steam contacts, sealing component 220, thus allows the steam produced in cooking process to be pressed onto on the top surface of this interior pot 200 by the sealing protuberance 222E of sealing component 220.Now, the horizontal area of sealing space S can be greater than the horizontal area of interior pot 200.

According to this point, the steam pressure that upwards promoted by sealing component 220 is greater than to the downward pressure of containment member 220 and therefore sealing component 220 can contact this interior pot 200 in a sealing-tight manner.According to this point, can prevent steam from leaking between this interior pot 200 and sealing component 220.

On the basal surface of this first extension 222B, provide sealing protuberance 222E and the concave grooves 222F that this is outstanding downwards.

Sealing protuberance 222E there is the cross section of similar trapezoidal shape and sealing protuberance 222E, this surface of the top surface that contacts interior pot 200 has rough even shape.This sealing protuberance 222E is to prevent the steam in interior pot 200 from leaking to outside and can making by with the same material for sealing component 220.This concave grooves 222F to be arranged between sealing protuberance 222E and this first component 221 and be one to recessed groove.

Sealing component 220 can by can make and can be made up of any one material in aluminium, the pig iron, copper, brass and stainless steel by etch-proof any metal material.But the present embodiment is not limited thereto, and various metal material and ceramic material can be used.

This internal lid 230 for guiding sealing component 220, sealing component 220 to be moved vertically.This internal lid 230 is positioned at securely on these flange portions 201 by this locking rotating body 260.This internal lid 230 entirety has disc-like shape and the part corresponding to sealing space S of this internal lid 220 is outstanding downwards.

Specifically, the side surface of the ledge of this internal lid 230 is formed the inner lateral surfaces of the bending part 222C for contacting sealing component 220.An O shape ring of the tight seal for maintaining sealing space S is provided between the ledge and this bending part 222C of internal lid 230, make like this, when sealing component 220 moves vertically, can prevent the steam between sealing component 220 and this internal lid 230 from leaking to outside.

In the center of this internal lid 230, provide a hole 231.The inner circumferential surface in this hole 231 has screw thread, and this dismountable connection unit 250 be could be attached on it.On a position corresponding with the second extension 222d of sealing component 220, provide a jack 232, this Elastic Biasing Member 240 can insert in this jack.Along the multiple jack 232 of circumferential directions of this internal lid 230.

This Elastic Biasing Member 240 is used to sealing component 220 is flexibly biased on the direction of interior pot 200.This Elastic Biasing Member 240 has pin component 241, spring 242 and a barrier structure 243.This Elastic Biasing Member 240 is arranged in the jack 232 of sealing component 220.

This pin component 241 is configured to pin shape, and around the center of this pin component 241, be provided with the hook portion 241A that has disc-like shape.The top of this pin component 241 can be inserted through this barrier structure 243 and be placed on above this barrier structure 243, and the bottom of this pin component 241 can to project to outside this jack 232 and can contact the second extension 222D of sealing component 220.

This spring 242 is arranged on this barrier structure 243 and this dish type and links up with between 241A and on the direction contrary with this barrier structure 243, flexibly extrude this dish type and link up with 241A.

This barrier structure 243 has a hole and is flexibly supported by this spring 242 in center, this pin component 241 can insert in this hole.This barrier structure 243 is positioned at securely in this jack 232.

This dismountable connection unit 250 is removably connected with sealing component 220 by this internal lid 230 and screw-type is fastened on internal lid 230 by sealing component 220.

This dismountable connection unit 250 is formed with a screw member 252 and a nut member 251, this screw member has cylindrical shape and goes up separately at its top section and base section and all has screw thread and have a smooth surface in center, and this nut member is screw-type is attached on the screw thread that formed on the base section of this screw member 252.By being attached to by the screw thread on the top section of screw member 252 on this internal lid 230 threadably, sealing component 220 contacts the plane central region part of this screw member 252.

This nut member 251 is formed to make when sealing component 220 is stably placed in interior pot 200, this nut member 251 is disposed in apart from sealing component 220 1 small distance places, and when sealing component 220 moves away this interior pot 200, this nut member 251 prevents sealing component 220 from leaving this internal lid 230.

But when nut member 251 removes from this screw member 252, sealing component 220 easily can leave this internal lid 230.

By rotating relative to this interior pot 200, this locking rotating body 260 can be optionally locked on these flange portions 201.This locking rotating body 260 can be rotated relative to this interior pot 200 by known rotary unit, and according to this direction of rotation, this locking rotating body 260 can be locked on these flange portions 201 or unlock from it.

Now the operation of the electric meal pressure cooker to this exemplary embodiment according to the present invention is made an explanation.

First, food such as rice and water to be placed in interior pot 200 and to close this lid 210.Specifically, after covering by this external cap, rotate this locking rotating body 260 and this locking rotating body 260 is locked on these flange portions 200 of this interior pot 201.Now, this internal lid 230 fixedly positioning relative to these flange portions 201 by this locking rotating body 260, and makes it possible to prevent this internal lid 230 position upwards,, to the right from moving downwards left.Meanwhile, due to this Elastic Biasing Member 240 extruding sealing component 220 downwards, in sealing component 220 contacts when scheduled power extrudes, 200 are stewed.

When cooking, as shown in Figure 7, steam is created.The steam produced starts to extrude sealing component 220.Specifically, sealing component 220 made by extruding downwards sealing component 120 fully and this interior pot 200 maintain tight seal.Specifically, in sealing space S, the steam pressure of extruding sealing component 220 is greater than the steam pressure upwards promoted by sealing component downwards, and therefore sealing component 220 can contact this interior pot 200 thus maintain tight seal completely.

And in sealing component 220, in contact, this sealing protuberance of pot 200 has the smooth and narrow surface of this interior pot 200 of contact.Correspondingly, the pressure produced by steam pressure can be concentrated partly and therefore can maintain the tight seal between sealing component 220 and this interior pot 200 completely.Further, even if when sealing component 220 is inserted in this interior pot 200 with the state slightly tilted relative to interior pot 200, still easily tight seal can be maintained.

Therefore, electric meal pressure cooker according to this embodiment of the invention can use for a long time and not damage durability, because the tight seal between interior pot 200 and sealing component 220 can be maintained by steam pressure.

And the sealing protuberance of sealing component 220 and interior pot 200 when do not have one separate rubber packing maintain tight seal.Correspondingly, to the worry of the replacing caused owing to using for a long time seldom and therefore save maintenance cost.

Further, can avoid polluting relevant problem with the possible environmental hormone produced by rubber packing or the water droplet produced causes because steam contacts the rubber packing be corroded health.

For the various cereal putting into a pressure cooker are heated according to a kind of pressure cooker without rubber packing of another exemplary embodiment of the present invention, the other materials of such as rice and barley or needs culinary art, and this pressure cooker can be an electric meal pressure cooker, but is not limited thereto.This pressure cooker can be a pressure cooker carrying out cooking with the heat that gas provides and can comprise various apparatus.

Such as, in the embodiment shown in Fig. 6 and 7, the inner lateral surfaces exemplified with interior pot tilts.But the present embodiment is not limited thereto, and as shown in Figure 8, the inner lateral surfaces 202 ' on top can have square turning.And, although be made up of the same material with the containment member 220 in the embodiment for above-mentioned Fig. 6 and 7 exemplified with sealing protuberance 222E, but sealing protuberance 222E ' or can carry out predetermined heat treated same material in its surface and made by a kind of different materials, as shown in Figure 8.When the intensity of sealing protuberance is greater than the intensity of sealing component, in Long-Time Service, the degeneration of tight seal is less.

Further, although arrange a single sealing protuberance 222E in the embodiment shown in Fig. 6 and 7, the present embodiment is not limited thereto, and as shown in Figure 9, can provide two or more sealing protuberances 222E ".

Another exemplary embodiment of the present invention is explained now with reference to Figure 10 to 17.

For the various cereal putting into pressure cooker 310 are heated according to the pressure cooker 300 without rubber packing of this exemplary embodiment of the present invention, the other materials of such as rice and barley or needs culinary art, and can be an electric meal pressure cooker, but be not limited thereto.This pressure cooker can be a pressure cooker 310 carrying out cooking with the heat that gas provides and can comprise various apparatus.For the ease of explaining, will make an explanation to the present embodiment based on an electric meal pressure cooker.

The pressure cooker 300 without rubber packing can have a pressure cooker 310, locking rotating body 320, containment member 330, internal lid 340 and a position mobile unit 350.

This pressure cooker 310 is a container of other things wherein having put the culinary art of rice, water and needs and has a kind of container shapes with open top.On the top of pressure cooker 310, circumferentially provide multiple flange with predetermined space.These flanges have a kind of shape outwardly and need to be locked on this locking rotating body 320.

By rotating relative to this pressure cooker 310, this locking rotating body 320 can be optionally locked on these flanges.This locking rotating body 320 can be rotated relative to this pressure cooker 310 by known rotary unit, and according to this direction of rotation, this locking rotating body 320 can be locked on these flanges 320 or unlock from it.

This locking rotating body 320 is formed with a top annular part 321 with annular shape, from a bending part 322 of this top annular part 321 bending downwards and multiple lock parts 323 of extending to from the bottom of this bending part 322 inside it.This top annular part 321 comprises the multiple guide recess 3211 circumferentially extended.Sliding component 351 can to insert in this guide recess 3211 and circumferentially to move.

Sealing component 330 has a sealing surfaces 3331 its outer placing, sealing surface can contact the top of this pressure cooker 310 and have a hole 3311, and this hole penetrates between the top surface of sealing component 330 and basal surface to allow the discharge of steam produced from this pressure cooker 310 to sealing component 330.Sealing component 330 can be moved vertically by the guiding of this internal lid 340.Sealing component 330 be formed a disc-shaped part 331 with approximate disc-like shape, first bending part 332 upwards bent from the periphery of this disc-shaped part 331, from this first bending part 332 outwards hermetic unit 333 of bending, second bending part 334 upwards bent from the periphery of sealing part 333 and upwards bend from the periphery of sealing part 33 and contact a pressure portion of an elastic pressure component 355.Large about the center of this disc-shaped part 331, define the multiple holes 3311 penetrated between top surface and basal surface.This some holes 3311 allows the discharge of steam of generation from this pressure cooker 310 to the seal cavity S of top and can provide about 4 holes.But the present embodiment is not limited thereto, and the position in hole and number can change.On the basal surface of sealing part 333, provide a sealing surfaces 3331 on the top that can contact this pressure cooker 310, and specifically, sealing surface 3331 is provided with a sealing protuberance 3332 given prominence to downwards.Sealing protuberance 3332 can have the shape of approximate trapezoid, and wherein shorter parallel edges is jag, but is not limited thereto and can changes in many ways.The inner surface of this second bending part contacts this internal lid 340 in a sealing-tight manner, and one can be provided to seal between this second bending part 334 and this internal lid 340 to maintain component, such as O shape ring 360.This pressure portion contacts a press-on pins 3551 of this elastic pressure component 355 and allows when being extruded by this press-on pins 3551 sealing part 333 to contact the top of this pressure cooker 310.Sealing component 330 can be made up of any one material following: aluminium, the pig iron, copper, brass and stainless steel.But the present embodiment is not limited thereto and can changes in every way.

This internal lid 340 guides sealing component 330 and sealing component 330 is moved vertically.Between this internal lid 340 and sealing component 330, provide sealing space S, in sealing space, be filled with the steam produced from this pressure cooker 310.This internal lid 340 to be disposed in this locking rotating body 320 and can be located securely by the top cover (not shown) of this electric meal pressure cooker.

This internal lid 340 is formed with the cap body 341 of a dish type and a sealing sidewall 342, and this cap body has a diameter corresponding to the hermetic unit of sealing component 330 and sealing sidewall upwards bends from the periphery of this cap body 341.A part for sealing sidewall 342 is provided with an extension 343 outwards bent.Arrange three extensions 343 at predetermined intervals, and each in these extensions 343 defines first through hole 3431 of the cross sectional shape had corresponding to this sliding component 351.This sliding component 351 can be inserted in this first through hole 3431.A supporting member 344 is attached in the cap body 341 of this internal lid 340, this supporting member to be disposed in directly over this first through hole 3431 and to have second through hole 3441, and this second through hole is disposed in and first penetrates empty 3431 preset distance places apart from this.Now, this sliding component 351 can be inserted in this second through hole 3441.This sliding component 351 can be inserted in this first and second through hole 3431 and 3441 to guide vertically mobile.

According to the rotation of this locking rotating body 320, this position mobile unit 350 allows the sealing surfaces 3331 of sealing component 330 to carry out position between a primary importance (position shown in Figure 15) and a second place (position shown in Figure 10) to move, in this primary importance the sealing surfaces 3331 of sealing component 330 contact this pressure cooker 310 top and in this second place the sealing surfaces 3331 of sealing component 330 be separated with the top of this pressure cooker 310.This position mobile unit 350 comprises this sliding component 351 and a guiding elements 357.This sliding component 351 can move vertically by being attached on sealing component 330 together with sealing component 330.This sliding component 351 comprises: a top section 352 with approximate rectangular shape; A base section 353, this base section be arranged to this top section 351 be separated and make the periphery of sealing component 330 be inserted between this top section 352 and this base section 353; And by a coupling part 354 that this top section 352 is connected with this base section 353.By rotating relative to this coupling part 354, this base section 353 makes sealing component 330 can be released under this base section 353 or hangs and locate securely thereon.Simultaneously, present embodiment illustrates 3 sliding components 351 altogether, and among these three sliding components 351, only a sliding component 351 needs to have a base section 353 rotated, and other sliding components 351 can have a base section be fixed 353 separately.In the top section 352 of this sliding component 351, provide a vertical holes 3521 vertically penetrating and through this vertical holes 3521 and a lateral aperture 3522 penetrating of level.

In this vertical holes 3521, be provided with this elastic pressure component 355, this elastic pressure component extrudes sealing component 330 downwards.This Elastic Biasing Member 355 comprises this press-on pins 3551, spring 3552 and a stop part 3553.The part of this press-on pins 3551 is disposed in this sliding component 351 and the remainder of this press-on pins 3551 is outstanding to contact sealing component 330 from this sliding component 351.This spring 3552 be placed in this press-on pins 3551 and top of this spring 3552 be by this stop part 3553 support flexibly to extrude this press-on pins 3551 on the direction of sealing component 330.This spring 3552 is arranged in this sliding component 351 together with this press-on pins 3551.This stop part 3553 to be arranged in this sliding component 351 to support the top of this spring 3552 and can be located securely by a predetermined pin.This lateral aperture 3552 contains from the outstanding directing pin 356 of the side surface of this lateral aperture 3552.This directing pin 356 to be placed on a line of rabbet joint 3571 of this guiding elements 357 from the part that this sliding component 351 is outstanding and to be disposed in this lateral aperture 3522 by the remainder of this directing pin 356.

This guiding elements 357 to be disposed in a stand up position along this guide recess 3211 and to change the height of the directing pin 356 of this sliding component 351.This guiding elements 3357 defines the line of rabbet joint 3571 and this directing pin 356 is inserted in this line of rabbet joint 3571, this line of rabbet joint has the height circumferentially changed.This line of rabbet joint 3571 is formed to make the height of its side low and the height of opposite side is relatively higher than the height of this side, and between these both sides, increases highly gradually.This directing pin 356 contacts this line of rabbet joint 3571 slidably.Provide several guiding elements 357 of the number corresponding to these sliding components 351.

Simultaneously, in the present embodiment, when producing steam in pressure cooker 310, the sectional area of top surface that contact through this hole 3311 steam flowed in sealing space S, sealing component 330 is greater than the sectional area of basal surface that steam contacts, sealing component 330, thus allows steam to be pressed onto on the top surface of this interior pot by sealing component 330.

Now the operation of the electric meal pressure cooker to this exemplary embodiment according to the present invention is made an explanation.

First, after food such as rice and water are put into pressure cooker 310, sealing component 330, this internal lid 340 and this locking rotating body 320 are placed on the top of pressure cooker 310, and then rotate this locking rotating body 320 and be locked on these flanges of pressure cooker 310 to make this locking rotating body 320.Now, this elastic pressure component 355 extrudes sealing component 330 downwards and makes sealing component 330 first contact the top of this pressure cooker 310.Then, when cooking, as shown in figure 16, steam is created and the steam produced starts to extrude sealing component 330.Specifically, steam extrude sealing component 330 downwards and make sealing component 120 fully and pressure cooker 310 maintain tight seal.Specifically, the steam pressure extruding sealing component 330 from seal cavity S is downwards greater than from below by the steam pressure that sealing component 330 upwards promotes, and therefore sealing component 330 can contact this interior pot thus maintain tight seal completely.

And in sealing component 330, the sealing protuberance 3332 contacting this interior pot has the smooth and narrow surface of this interior pot of contact.Correspondingly, the pressure produced by this steam pressure can be concentrated partly and therefore can maintain the tight seal between sealing component 330 and this interior pot completely.Further, even if when sealing component 330 is inserted in this interior pot with the state slightly tilted relative to interior pot, still easily tight seal can be maintained.

After completing culinary art, if make steam be disposed to outside on predetermined extent (to be discharged by a unshowned steam hole, this steam hole is arranged on this internal lid 340) and rotate this locking rotating body 320, then the line of rabbet joint 3571 of this guiding elements 357 rotates according to the rotation of this locking rotating body 320, and therefore the directing pin 356 of this sliding component 351 is moving upward along this line of rabbet joint 3571, as shown in figure 17.When this directing pin 356 is moving upward, this sliding component 351 is moving upward simultaneously, and the sealing component 330 be bonded in this sliding component 351 is also moving upward and is separated with this pressure cooker 310.After sealing component 330 is separated with this pressure cooker 310, easily sealing component 330 is removed completely from this pressure cooker 310.

Like this, even if the pressure cooker without rubber packing according to the present invention is formed to make when the containment member that this is made up of metal material and this pressure cooker closely interlock in cooking process, sealing component still can be separated with this pressure cooker according to the rotation of this locking rotating body gradually.Correspondingly, sealing component can easily remove from this pressure cooker.

Further, be attached in the process on this pressure cooker by sealing component, making sealing component gradually near this pressure cooker, the impact occurred in the process of this pressure cooker and sealing member contact like this can be minimized.

Pressure cooker as shown in Figure 10 to Figure 17 can be modified as shown in figs. 18 and 19.In the above-described embodiments, between sealing sidewall 342 and this second bending part 334, O shape ring is provided with to maintain the tight seal between this internal lid 340 and sealing component 330.But, the present invention is not limited thereto, and as shown in Figures 18 and 19, a bellows-type spring can be provided.

Now, between this internal lid 340 and sealing component 330, this bellows-type spring 361 is provided with to maintain the sealing of sealing space S.This bellows-type spring 361 has the cross section of " C " shape and can flexibly retract according to the distance of the change between this internal lid 340 and sealing component 330 or reduce.One end of this bellows-type spring 361 can be attached to the outer of the cap body of this internal lid securely to place, and the other end of this bellows-type spring 361 can be attached in sealing part securely.This bellows-type spring 361 can provide between internal lid 340 and containment member 330 not to be had the sealing of surface contact (being different from O shape ring) and therefore, it is possible to realizes using for a long time.

Meanwhile, as shown in figure 20, the bellows-type spring 361 ' with multiple fold can be used and various modified shape can be used.

It should be understood that these exemplary embodiments described here should make an explanation in only descriptive meaning instead of for restriction object.Typically be considered to can be used for other the similar features in other embodiments or aspect to the description of the feature in each embodiment or aspect.

Although by reference to illustrating one or more embodiment of the present invention, but those of ordinary skill in the art will be understood that, when not departing from the spirit and scope of the present invention limited by following claims, different changes can be made in form and details.

Claims (8)

1. do not have an electric meal pressure cooker for rubber packing, this pressure cooker comprises:
A main body cover, this main body cover has an open top;
Stew in one, this interior pot is arranged in this main body cover; And
A lid, this lid with in hinge-coupled to this main body cover and the open top be arranged to for covering this main body cover,
Wherein this interior pot comprises:
To be arranged on the multiple flange portions on a top section of this interior pot with predetermined space along the circumferencial direction of this interior pot; And
The inclined surface of the taper that the top of this interior pot is formed, and
This lid comprises:
A containment member, the sealing component wherein heart has a circular port and to be positioned on this pot and to have a basal surface, and this basal surface is positioned on this pot and contacts this pot and be formed to correspond to the top of this pot; And
An internal lid, has one and receives space in this internal lid, sealing component moves vertically in this reception space and the inner surface in this reception space is configured for the tight seal maintained with the peripheral end portion of sealing component, and
The inclined surface of this interior pot inwards becomes cone, and
Sealing component has a bending part to contact the inclined surface of this interior pot and the inner surface of this internal lid, and
A part of this inclined surface of contact of this bending part is formed a sealing surfaces, sealing surface corresponds to this inclined surface in shape, makes the steam produced in cooking process pass this circular port like this and extrudes sealing component downwards thus maintain the tight seal with this interior pot.
2. do not have an electric meal pressure cooker for rubber packing, this pressure cooker comprises:
A main body cover, this main body cover has an open top;
Stew in one, this interior pot is arranged in this main body cover; And
A lid, this lid with in hinge-coupled to this main body cover and the open top be arranged to for covering this main body cover,
Wherein this interior pot comprises:
To be arranged on the multiple flange portions on a top section of this interior pot with predetermined space along the circumferencial direction of this interior pot; And
The inclined surface of the taper that the top of this interior pot is formed, and
This lid comprises:
A containment member, the sealing component wherein heart has a circular port and to be positioned on this pot and to have a basal surface, and this basal surface is positioned on this pot and contacts this pot and be formed to correspond to the top of this pot; And
An internal lid, has one and receives space in this internal lid, sealing component moves vertically in this reception space and the inner surface in this reception space is configured for the tight seal maintained with the peripheral end portion of sealing component, and
The inclined surface of this interior pot becomes cone towards outside, and
Sealing component has a bending part to contact the inclined surface of this interior pot and the inner surface of this internal lid, and
A part of this inclined surface of contact of this bending part is formed a sealing surfaces, sealing surface corresponds to this inclined surface in shape, makes the steam produced in cooking process pass this circular port like this and extrudes sealing component downwards thus maintain the tight seal with this interior pot.
3. the pressure cooker according to any one of claim 1 and 2, comprises an anti-separation component further, and it is more farther than a preset distance that this anti-separation component prevents sealing component and this internal lid to be separated to.
4. pressure cooker as claimed in claim 3, wherein this anti-separation component is a pin, and this pin has one and forms threaded bottom thereon and have a diameter head longer than the diameter of this pin body.
5. the pressure cooker according to any one of claim 1 and 2, one of them sealing maintains component and is arranged on the end of sealing component, the inner surface towards this internal lid.
6. pressure cooker as claimed in claim 5, wherein sealing maintains component and comprises an elastic component, and this elastic component is formed a hemisphere or O shape ring to maintain tight seal and to provide elastic deformation.
7. the pressure cooker according to any one of claim 1 and 2, wherein sealing component is made up of stainless steel.
8. the pressure cooker according to any one of claim 1 and 2, comprise a locking rotating body further, this locking rotating body is optionally locked with these flange portions by carrying out rotating relative to this interior pot.
CN201280055803.6A 2011-09-15 2012-09-13 Not there is electric meal pressure cooker and the pressure cooker of rubber packing CN103930007B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
KR10-2011-0093046 2011-09-15
KR1020110093046A KR101166253B1 (en) 2011-09-15 2011-09-15 Electrical pressure rice cooker without rubber packing
KR1020120053161A KR101225101B1 (en) 2012-05-18 2012-05-18 Electronic pressure rice cooker
KR10-2012-0053161 2012-05-18
KR20120092488 2012-08-23
KR10-2012-0092488 2012-08-23
KR10-2012-0099466 2012-09-07
KR1020120099466A KR101256993B1 (en) 2012-08-23 2012-09-07 Food pressure-cooking device without rubber packing
PCT/KR2012/007339 WO2013039332A2 (en) 2011-09-15 2012-09-13 Electric rice pressure cooker and pressure cooker without a rubber packing

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CN103930007A CN103930007A (en) 2014-07-16
CN103930007B true CN103930007B (en) 2016-04-13

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JP2015171586A (en) 2015-10-01
JP2014526337A (en) 2014-10-06
US20140360384A1 (en) 2014-12-11
WO2013039332A3 (en) 2013-05-10
WO2013039332A2 (en) 2013-03-21
US10321782B2 (en) 2019-06-18
JP5971826B2 (en) 2016-08-17
JP2015180291A (en) 2015-10-15
EP2762044A4 (en) 2015-10-28
JP5788603B2 (en) 2015-10-07
JP6045639B2 (en) 2016-12-14
CN103930007A (en) 2014-07-16
EP2762044A2 (en) 2014-08-06
EP2762044B1 (en) 2018-11-28

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